1: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 1 h / 0 °C 2: methanol; sodium methylate / dichloromethane / 1 h View Scheme
参考文献
ONCOLOGY RESEARCH INTERNATIONAL LIMITED; MUSCROFT-TAYLOR, Andrew Clive; MARSHALL, Philip Andrew; MASON, Jennifer Mary; WALKER, David Millar
Patent: WO2013/173862 A1, 2013 ;